Overview Study of 2 Doses of Solifenacin Succinate in Female Subjects With Overactive Bladder. Status: Completed Trial end date: 2011-06-01 Target enrollment: Participant gender: Summary The purpose is to see if solifenacin has any effect on bladder wall thickness and urine inflammatory marker measurements after 12 weeks of treatment. Phase: Phase 4 Details Lead Sponsor: Astellas Pharma IncTreatments: Solifenacin Succinate